Rem to PX Converter

How to convert from rem to px?

Our small tool converts measurements from "rem" units to "px" (pixels) units bidirectionally and instantly. It ensures consistency and precision in web design, especially when dealing with responsive layouts and typography.

The unit conversion is done based on the default font size of 16px; most of the browsers consider it a root font size unit. However, if you want to change the default font size value, you can do it by adding a new value to the base input field.

Formula for rem to px conversion

Pixels = REM × Root Font Size (base font-size 16 pixel)

• Rem: The value in rems.
• Pixel: The value in pixels.
• base font-size: The font size of the root element in pixels or rems.

How to Convert 3 Rem to Pixel?

To convert rem to px, you can use the formula pixel = rem * base-font-size. For example, if you want to convert 3rem to px, then put the values into the formula, and 3rem becomes 48px because 3*16 = 48.